obsolete.ChilliProject/app/controllers/application_controller.rb

489 lines
15 KiB
Ruby

#-- encoding: UTF-8
#-- copyright
# ChiliProject is a project management system.
#
# Copyright (C) 2010-2012 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# See doc/COPYRIGHT.rdoc for more details.
#++
require 'uri'
require 'cgi'
class ApplicationController < ActionController::Base
helper :all
protected
include Redmine::I18n
layout 'base'
exempt_from_layout 'builder', 'rsb'
protect_from_forgery
def handle_unverified_request
super
cookies.delete(:autologin)
end
# FIXME: Remove this when all of Rack and Rails have learned how to
# properly use encodings
before_filter :params_filter
def params_filter
self.utf8nize!(params) if RUBY_VERSION >= '1.9'
end
def utf8nize!(obj)
if obj.is_a? String
obj.respond_to?(:force_encoding) ? obj.force_encoding("UTF-8") : obj
elsif obj.is_a? Hash
obj.each {|k, v| obj[k] = self.utf8nize!(v)}
elsif obj.is_a? Array
obj.each {|v| self.utf8nize!(v)}
else
obj
end
end
before_filter :user_setup, :check_if_login_required, :set_localization
filter_parameter_logging :password
# FIXME: This doesn't work with Rails >= 3.0 anymore
# Possible workaround: https://github.com/rails/rails/issues/671#issuecomment-1780159
rescue_from ActionController::RoutingError, :with => proc{render_404}
include Redmine::Search::Controller
include Redmine::MenuManager::MenuController
helper Redmine::MenuManager::MenuHelper
Redmine::Scm::Base.all.each do |scm|
require_dependency "repository/#{scm.underscore}"
end
def user_setup
# Find the current user
User.current = find_current_user
end
# Returns the current user or nil if no user is logged in
# and starts a session if needed
def find_current_user
if session[:user_id]
# existing session
(User.active.find(session[:user_id]) rescue nil)
elsif cookies[Redmine::Configuration['autologin_cookie_name']] && Setting.autologin?
# auto-login feature starts a new session
user = User.try_to_autologin(cookies[Redmine::Configuration['autologin_cookie_name']])
session[:user_id] = user.id if user
user
elsif params[:format] == 'atom' && params[:key] && accept_key_auth_actions.include?(params[:action])
# RSS key authentication does not start a session
User.find_by_rss_key(params[:key])
elsif Setting.rest_api_enabled? && api_request?
if (key = api_key_from_request) && accept_key_auth_actions.include?(params[:action])
# Use API key
User.find_by_api_key(key)
else
# HTTP Basic, either username/password or API key/random
authenticate_with_http_basic do |username, password|
User.try_to_login(username, password) || User.find_by_api_key(username)
end
end
end
end
# Sets the logged in user
def logged_user=(user)
reset_session
if user && user.is_a?(User)
User.current = user
session[:user_id] = user.id
else
User.current = User.anonymous
end
end
# check if login is globally required to access the application
def check_if_login_required
# no check needed if user is already logged in
return true if User.current.logged?
require_login if Setting.login_required?
end
def set_localization
lang = nil
if User.current.logged?
lang = find_language(User.current.language)
end
if lang.nil? && request.env['HTTP_ACCEPT_LANGUAGE']
accept_lang = parse_qvalues(request.env['HTTP_ACCEPT_LANGUAGE']).first
if !accept_lang.blank?
accept_lang = accept_lang.downcase
lang = find_language(accept_lang) || find_language(accept_lang.split('-').first)
end
end
lang ||= Setting.default_language
set_language_if_valid(lang)
end
def require_login
if !User.current.logged?
# Extract only the basic url parameters on non-GET requests
if request.get?
url = url_for(params)
else
url = url_for(:controller => params[:controller], :action => params[:action], :id => params[:id], :project_id => params[:project_id])
end
respond_to do |format|
format.html { redirect_to :controller => "account", :action => "login", :back_url => url }
format.atom { redirect_to :controller => "account", :action => "login", :back_url => url }
format.xml { head :unauthorized, 'WWW-Authenticate' => 'Basic realm="ChiliProject API"' }
format.js { head :unauthorized, 'WWW-Authenticate' => 'Basic realm="ChiliProject API"' }
format.json { head :unauthorized, 'WWW-Authenticate' => 'Basic realm="ChiliProject API"' }
end
return false
end
true
end
def require_admin
return unless require_login
if !User.current.admin?
render_403
return false
end
true
end
def deny_access
User.current.logged? ? render_403 : require_login
end
# Authorize the user for the requested action
def authorize(ctrl = params[:controller], action = params[:action], global = false)
allowed = User.current.allowed_to?({:controller => ctrl, :action => action}, @project || @projects, :global => global)
if allowed
true
else
if @project && @project.archived?
render_403 :message => :notice_not_authorized_archived_project
else
deny_access
end
end
end
# Authorize the user for the requested action outside a project
def authorize_global(ctrl = params[:controller], action = params[:action], global = true)
authorize(ctrl, action, global)
end
# Find project of id params[:id]
def find_project
@project = Project.find(params[:id])
rescue ActiveRecord::RecordNotFound
render_404
end
# Find project of id params[:project_id]
def find_project_by_project_id
@project = Project.find(params[:project_id])
rescue ActiveRecord::RecordNotFound
render_404
end
# Find a project based on params[:project_id]
# TODO: some subclasses override this, see about merging their logic
def find_optional_project
@project = Project.find(params[:project_id]) unless params[:project_id].blank?
allowed = User.current.allowed_to?({:controller => params[:controller], :action => params[:action]}, @project, :global => true)
allowed ? true : deny_access
rescue ActiveRecord::RecordNotFound
render_404
end
# Finds and sets @project based on @object.project
def find_project_from_association
render_404 unless @object.present?
@project = @object.project
rescue ActiveRecord::RecordNotFound
render_404
end
def find_model_object
model = self.class.read_inheritable_attribute('model_object')
if model
@object = model.find(params[:id])
self.instance_variable_set('@' + controller_name.singularize, @object) if @object
end
rescue ActiveRecord::RecordNotFound
render_404
end
def self.model_object(model)
write_inheritable_attribute('model_object', model)
end
# Filter for bulk issue operations
def find_issues
@issues = Issue.find_all_by_id(params[:id] || params[:ids])
raise ActiveRecord::RecordNotFound if @issues.empty?
@projects = @issues.collect(&:project).compact.uniq
@project = @projects.first if @projects.size == 1
rescue ActiveRecord::RecordNotFound
render_404
end
# Check if project is unique before bulk operations
def check_project_uniqueness
unless @project
# TODO: let users bulk edit/move/destroy issues from different projects
render_error 'Can not bulk edit/move/destroy issues from different projects'
return false
end
end
# make sure that the user is a member of the project (or admin) if project is private
# used as a before_filter for actions that do not require any particular permission on the project
def check_project_privacy
if @project && @project.active?
if @project.is_public? || User.current.member_of?(@project) || User.current.admin?
true
else
User.current.logged? ? render_403 : require_login
end
else
@project = nil
render_404
false
end
end
def back_url
params[:back_url] || request.env['HTTP_REFERER']
end
def redirect_back_or_default(default)
back_url = URI.escape(CGI.unescape(params[:back_url].to_s))
if !back_url.blank?
begin
uri = URI.parse(back_url)
# do not redirect user to another host or to the login or register page
if (uri.relative? || (uri.host == request.host)) && !uri.path.match(%r{/(login|account/register)})
redirect_to(back_url)
return
end
rescue URI::InvalidURIError
# redirect to default
end
end
redirect_to default
false
end
def render_403(options={})
@project = nil
render_error({:message => :notice_not_authorized, :status => 403}.merge(options))
return false
end
def render_404(options={})
render_error({:message => :notice_file_not_found, :status => 404}.merge(options))
return false
end
# Renders an error response
def render_error(arg)
arg = {:message => arg} unless arg.is_a?(Hash)
@message = arg[:message]
@message = l(@message) if @message.is_a?(Symbol)
@status = arg[:status] || 500
respond_to do |format|
format.html {
render :template => 'common/error', :layout => use_layout, :status => @status
}
format.atom { head @status }
format.xml { head @status }
format.js { head @status }
format.json { head @status }
end
end
# Picks which layout to use based on the request
#
# @return [boolean, string] name of the layout to use or false for no layout
def use_layout
request.xhr? ? false : 'base'
end
def render_feed(items, options={})
@items = items || []
@items.sort! {|x,y| y.event_datetime <=> x.event_datetime }
@items = @items.slice(0, Setting.feeds_limit.to_i)
@title = options[:title] || Setting.app_title
render :template => "common/feed.atom.rxml", :layout => false, :content_type => 'application/atom+xml'
end
def self.accept_key_auth(*actions)
actions = actions.flatten.map(&:to_s)
write_inheritable_attribute('accept_key_auth_actions', actions)
end
def accept_key_auth_actions
self.class.read_inheritable_attribute('accept_key_auth_actions') || []
end
# Returns the number of objects that should be displayed
# on the paginated list
def per_page_option
per_page = nil
if params[:per_page] && Setting.per_page_options_array.include?(params[:per_page].to_s.to_i)
per_page = params[:per_page].to_s.to_i
session[:per_page] = per_page
elsif session[:per_page]
per_page = session[:per_page]
else
per_page = Setting.per_page_options_array.first || 25
end
per_page
end
# Returns offset and limit used to retrieve objects
# for an API response based on offset, limit and page parameters
def api_offset_and_limit(options=params)
if options[:offset].present?
offset = options[:offset].to_i
if offset < 0
offset = 0
end
end
limit = options[:limit].to_i
if limit < 1
limit = 25
elsif limit > 100
limit = 100
end
if offset.nil? && options[:page].present?
offset = (options[:page].to_i - 1) * limit
offset = 0 if offset < 0
end
offset ||= 0
[offset, limit]
end
# qvalues http header parser
# code taken from webrick
def parse_qvalues(value)
tmp = []
if value
parts = value.split(/,\s*/)
parts.each {|part|
if m = %r{^([^\s,]+?)(?:;\s*q=(\d+(?:\.\d+)?))?$}.match(part)
val = m[1]
q = (m[2] or 1).to_f
tmp.push([val, q])
end
}
tmp = tmp.sort_by{|val, q| -q}
tmp.collect!{|val, q| val}
end
return tmp
rescue
nil
end
# Returns a string that can be used as filename value in Content-Disposition header
def filename_for_content_disposition(name)
request.env['HTTP_USER_AGENT'] =~ %r{MSIE} ? ERB::Util.url_encode(name) : name
end
def api_request?
%w(xml json).include? params[:format]
end
# Returns the API key present in the request
def api_key_from_request
if params[:key].present?
params[:key]
elsif request.headers["X-ChiliProject-API-Key"].present?
request.headers["X-ChiliProject-API-Key"]
end
end
# Renders a warning flash if obj has unsaved attachments
def render_attachment_warning_if_needed(obj)
flash[:warning] = l(:warning_attachments_not_saved, obj.unsaved_attachments.size) if obj.unsaved_attachments.present?
end
# Sets the `flash` notice or error based the number of issues that did not save
#
# @param [Array, Issue] issues all of the saved and unsaved Issues
# @param [Array, Integer] unsaved_issue_ids the issue ids that were not saved
def set_flash_from_bulk_issue_save(issues, unsaved_issue_ids)
if unsaved_issue_ids.empty?
flash[:notice] = l(:notice_successful_update) unless issues.empty?
else
flash[:error] = l(:notice_failed_to_save_issues,
:count => unsaved_issue_ids.size,
:total => issues.size,
:ids => '#' + unsaved_issue_ids.join(', #'))
end
end
# Rescues an invalid query statement. Just in case...
def query_statement_invalid(exception)
logger.error "Query::StatementInvalid: #{exception.message}" if logger
session.delete(:query)
sort_clear if respond_to?(:sort_clear)
render_error "An error occurred while executing the query and has been logged. Please report this error to your administrator."
end
# Converts the errors on an ActiveRecord object into a common JSON format
def object_errors_to_json(object)
object.errors.collect do |attribute, error|
{ attribute => error }
end.to_json
end
# Renders API response on validation failure
def render_validation_errors(object)
options = { :status => :unprocessable_entity, :layout => false }
options.merge!(case params[:format]
when 'xml'; { :xml => object.errors }
when 'json'; { :json => {'errors' => object.errors} } # ActiveResource client compliance
else
raise "Unknown format #{params[:format]} in #render_validation_errors"
end
)
render options
end
# Overrides #default_template so that the api template
# is used automatically if it exists
def default_template(action_name = self.action_name)
if api_request?
begin
return self.view_paths.find_template(default_template_name(action_name), 'api')
rescue ::ActionView::MissingTemplate
# the api template was not found
# fallback to the default behaviour
end
end
super
end
# Overrides #pick_layout so that #render with no arguments
# doesn't use the layout for api requests
def pick_layout(*args)
api_request? ? nil : super
end
end